./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-01-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-01-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 20b427b12ecab1a55ea16dbf631b005753a22a0b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-01-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 20b427b12ecab1a55ea16dbf631b005753a22a0b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:22:39,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:39,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:39,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:39,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:39,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:39,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:39,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:39,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:39,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:39,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:39,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:39,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:39,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:39,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:39,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:39,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:39,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:39,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:39,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:39,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:39,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:39,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:39,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:39,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:39,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:39,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:39,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:39,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:39,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:39,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:39,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:39,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:39,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:39,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:39,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:39,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:39,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:39,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:39,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:39,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:39,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:22:39,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:39,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:39,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:39,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:39,868 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:39,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:39,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:39,870 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:39,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:39,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:39,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:39,873 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:39,873 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:39,873 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:39,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:39,874 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:39,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:39,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:39,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:39,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:39,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:39,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:39,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:39,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:39,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:39,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:22:39,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:22:39,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20b427b12ecab1a55ea16dbf631b005753a22a0b [2019-11-27 11:22:40,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:40,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:40,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:40,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:40,488 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:40,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 11:22:40,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/405757a3f/ed54dc3ca2fb4b6c9886216f2945b83d/FLAG0cb1fe57c [2019-11-27 11:22:41,808 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:41,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 11:22:41,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/405757a3f/ed54dc3ca2fb4b6c9886216f2945b83d/FLAG0cb1fe57c [2019-11-27 11:22:41,914 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/405757a3f/ed54dc3ca2fb4b6c9886216f2945b83d [2019-11-27 11:22:41,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:41,922 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:41,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:41,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:41,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:41,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:41" (1/1) ... [2019-11-27 11:22:41,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1b8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:41, skipping insertion in model container [2019-11-27 11:22:41,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:41" (1/1) ... [2019-11-27 11:22:41,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:42,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:42,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:42,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:43,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:43,194 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:43,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43 WrapperNode [2019-11-27 11:22:43,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:43,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:43,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:43,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:43,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:43,396 INFO L168 Benchmark]: Toolchain (without parser) took 1468.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:43,410 INFO L168 Benchmark]: CDTParser took 2.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:43,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1264.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:43,416 INFO L168 Benchmark]: Boogie Preprocessor took 189.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:43,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1264.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:22:47,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:47,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:47,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:47,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:47,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:47,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:47,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:47,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:47,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:47,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:47,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:47,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:47,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:47,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:47,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:47,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:47,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:47,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:47,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:47,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:47,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:47,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:47,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:47,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:47,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:47,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:47,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:47,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:47,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:47,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:47,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:47,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:47,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:47,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:47,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:47,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:47,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:47,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:47,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:47,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:47,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:22:47,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:47,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:47,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:47,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:47,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:47,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:47,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:47,509 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:47,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:47,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:47,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:47,514 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:47,514 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:47,515 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:47,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:47,515 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:47,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:22:47,517 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:22:47,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:47,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:47,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:47,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:47,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:47,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:47,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:47,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:47,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:47,524 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:22:47,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:22:47,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:22:47,526 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20b427b12ecab1a55ea16dbf631b005753a22a0b [2019-11-27 11:22:48,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:48,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:48,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:48,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:48,101 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:48,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 11:22:48,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834f9a152/8a40ca7b9cba4c65a8405f9249e7ebff/FLAG68d8f2337 [2019-11-27 11:22:49,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:49,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 11:22:49,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834f9a152/8a40ca7b9cba4c65a8405f9249e7ebff/FLAG68d8f2337 [2019-11-27 11:22:49,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834f9a152/8a40ca7b9cba4c65a8405f9249e7ebff [2019-11-27 11:22:49,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:49,923 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:49,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:49,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:49,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:49,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:49" (1/1) ... [2019-11-27 11:22:49,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a3da84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:49, skipping insertion in model container [2019-11-27 11:22:49,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:49" (1/1) ... [2019-11-27 11:22:49,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:50,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:50,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:50,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:51,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:51,260 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:51,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51 WrapperNode [2019-11-27 11:22:51,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:51,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:51,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:51,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:51,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:51,477 INFO L168 Benchmark]: Toolchain (without parser) took 1555.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:51,485 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:51,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1339.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:51,491 INFO L168 Benchmark]: Boogie Preprocessor took 206.46 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:51,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1339.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.46 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...